d3e1d6b4fc
In a fast cut, we edit the first and last segments then concatenate them all. However, this leads to some tiny but perciptible artifacting around the border of the first and second (and second-last and last) segments. A full cut is much slower, but re-encodes the video into the desired format and is more reliable. We want both options to be available. With this commit, we only add the option, we don't use it in restreamer or cutter. |
5 years ago | |
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backfiller | 5 years ago | |
common | 5 years ago | |
cutter | 5 years ago | |
db_scripts | 5 years ago | |
downloader | 5 years ago | |
monitoring | 5 years ago | |
nginx | 5 years ago | |
postgres | 5 years ago | |
restreamer | 5 years ago | |
sheetsync | 5 years ago | |
thrimbletrimmer | 5 years ago | |
thrimshim | 5 years ago | |
.gitignore | 6 years ago | |
.travis.yml | 6 years ago | |
DATABASE.md | 5 years ago | |
INSTALL.md | 5 years ago | |
LICENSE | 5 years ago | |
README.md | 5 years ago | |
SecurityModel.md | 5 years ago | |
build | 5 years ago | |
docker-compose.jsonnet | 5 years ago | |
generate-docker-compose | 6 years ago | |
generate-flamegraph | 6 years ago | |
initial-design-doc.pdf | 6 years ago |
README.md
Wubloader is a system for saving, re-serving and cutting into videos of a target twitch (or probably other HLS, but some twitch specifics are assumed) stream.
It was designed to serve the needs of the Video Strike Team as part of Desert Bus For Hope.
A full design doc can be read at initial-design-doc.pdf, but a brief overview of the components:
downloader
grabs segments from twitch and saves them to diskrestreamer
serves segments from disk as well as playlist files allowing them to be streamedbackfiller
queries restreamers of other servers in order to pick up segments this server doesn't have already, ie. it replicates missing segments.cutter
interacts with a database to perform cutting jobssheetsync
syncs specifc database columns to a google doc which is the primary operator interface.thrimshim
acts as an interface between thethrimbletrimmer
editor and the database.thrimbletrimmer
is a browser based video editor.database
hosts a Postgres database to store events to be edited.nginx
provides a webserver through which the other components are exposed to the outside world.common
provides code shared between the other components.monitoring
provides dashboards to allow the wubloader to be monitored.
Usage
All components are built as docker images.
Components which access the disk expect a shared directory mounted at /mnt
.
A docker-compose file is provided to run all components. See docker-compose.jsonnet
to set configuration options, then generate the compose file with ./generate-docker-compose
.
Then run docker-compose up
.
Further details of installing and configuring the backfiller are provided in INSTALL.md.